While your Life Points are lower than your opponent's, the original ATK of the equipped monster is doubled. While your Life Points are higher, the original ATK of the equipped monster is halved.
Near Mint Unlimited - $2.20
Lightly Played Unlimited - $1.80
Moderately Played Unlimited - $1.50
Heavily Played Unlimited - $1.30
Damaged Unlimited - $1.10